C Interview Questions
Questions Answers Views Company eMail

What are Storage Classes in C ?

CTS, HP, IBM, Maharaja Whiteline, Tamil Nadu Open University TNOU, TATA, TCS, Wipro,

32 120664

How the processor registers can be used in C ?

HP,

7 17497

What is an volatile variable?

HP,

15 37403

How to access or modify the const variable in c ?

HCL, HP,

16 39500

What is structure padding ?

HP,

3 31489

What is structure packing ?

HP,

2 14516

How to implement call back functions ?

HP,

3 10849

What is an anonymous union and where to apply that ?

HP,

3 10649

How to implement variable argument functions ?

HP,

1 9073

What are advantages and disadvantages of recursive calling ?

College School Exams Tests, Evolving Systems, HP, Jyoti Ltd, Sage, Wipro,

12 100341

How the C program can be compiled?

HP,

11 22293

What are the preprocessors?

HP,

9 18332

what are the various memory handling mechanisms in C ?

HP,

4 12400

what is a function pointer and how all to declare ,define and implement it ???

Honeywell,

4 11899

Give a fast way to multiply a number by 7

Accenture, Aricent, Microsoft,

15 49627


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Un-Answered Questions { C }

There is a practice in coding to keep some code blocks in comment symbols than delete it when debugging. How this affect when debugging?

1078


Is main an identifier in c?

869


What is structure in c explain with example?

914


What is an endless loop?

1070


Explain can static variables be declared in a header file?

927


The __________ attribute is used to announce variables based on definitions of columns in a table?

983


This is a variation of the call_me function in the previous question:call_me (myvar)int *myvar;{ *myvar += 5; }The correct way to call this function from main() will be a) call_me(myvar) b) call_me(*myvar) c) call_me(&myvar) d) expanded memory

1018


What are the disadvantages of external storage class?

833


the maximum length of a character constant can be a) 1 character b) 8 characters c) 256 chaacters d) 125 characters

2092


what is a constant pointer in C

926


‎How to define structures? · ‎

863


What are the three constants used in c?

761


Is javascript written in c?

809


What is the difference between typedef struct and struct?

870


Differentiate between Macro and ordinary definition.

1028